Home / 938,588.68-1,407,809.50-264,642.76

Finding the Fourth Proportional to 938,588.68, 1,407,809.50 and 264,642.76

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Solution

The fourth proportional to 938,588.68, 1,407,809.50 and 264,642.76 is: 396,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,588.68 : 1,407,809.50 = 264,642.76 : x
  2. Step 2: Convert to fraction form
    938,588.68/1,407,809.50 = 264,642.76/x
  3. Step 3: Cross multiply
    938,588.68x = 1,407,809.50 × 264,642.76
  4. Step 4: Simplify right side
    938,588.68x = 372,566,591,634.22
  5. Step 5: Solve for x
    x = 372,566,591,634.22/938,588.68
  6. Step 6: Final answer
    x = 396,943.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.